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                        二.CSS
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                            <b>2.1.</b>
                        
                        第一节课
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                        元素选择器
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                        ID选择器
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                        关系选择器
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                        伪类选择器
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                        属性选择器
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                        伪元素选择器
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                        class类选择器
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                        第二节课
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                        字体样式
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                        文本描述
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                        文字阴影
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                        字体嵌入
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                        CSS颜色
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                            <b>2.3.</b>
                        
                        第三节课
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                            <b>2.3.1.</b>
                        
                        border边框
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                            <b>2.3.2.</b>
                        
                        background背景
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                            <b>2.4.</b>
                        
                        第四节课
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                            <b>2.4.1.</b>
                        
                        文字溢出
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                            <b>2.4.2.</b>
                        
                        word-break
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                            <b>2.4.3.</b>
                        
                        文字对齐方式
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                            <b>2.5.</b>
                        
                        第五节课
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                            <b>2.5.1.</b>
                        
                        定位
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                        z-index
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                            <b>2.6.</b>
                        
                        第六节课
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                            <b>2.7.</b>
                        
                        第七节课
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                        git安装使用
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                        SASS安装使用
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                            <b>2.8.</b>
                        
                        第八节课
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                            <b>2.8.1.</b>
                        
                        css3 过渡（transition）
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                            <b>2.8.2.</b>
                        
                        css3 变换（transform）
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                            <b>2.9.</b>
                        
                        第九节课
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                            <b>2.10.</b>
                        
                        第十节课
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                            <b>2.10.1.</b>
                        
                        滤镜
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                            <b>3.</b>
                        
                        三.项目期间
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                            <b>3.1.</b>
                        
                        鲁班项目(第一天)
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                            <b>3.1.1.</b>
                        
                        鲁班项目(第二天)
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                            <b>3.1.2.</b>
                        
                        鲁班项目(第三天)
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                            <b>3.1.3.</b>
                        
                        鲁班项目(第四天)
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                            <b>3.2.</b>
                        
                        viewport
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                        移动端项目
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                        倒霉
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                            <b>3.3.1.1.</b>
                        
                        css长度单位
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                            <b>3.3.2.</b>
                        
                        mobile项目入手
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                            <b>3.3.3.</b>
                        
                        记录
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                            <b>3.3.4.</b>
                        
                        项目中所遇的问题
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                            <b>3.3.5.</b>
                        
                        当日总结
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                            <b>3.3.6.</b>
                        
                        上交测试版
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                            <b>3.3.7.</b>
                        
                        当日总结
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                            <b>3.4.</b>
                        
                        接触框架
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                        语法与规则 Rules
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                        <h2 id="css-position-&#x5C5E;&#x6027;">CSS position &#x5C5E;&#x6027;</h2>
<blockquote>
<ul>
<li>CSS &#x5B9A;&#x4F4D;&#x548C;&#x6D6E;&#x52A8;</li>
<li>CSS &#x4E3A;&#x5B9A;&#x4F4D;&#x548C;&#x6D6E;&#x52A8;&#x63D0;&#x4F9B;&#x4E86;&#x4E00;&#x4E9B;&#x5C5E;&#x6027;&#xFF0C;&#x5229;&#x7528;&#x8FD9;&#x4E9B;&#x5C5E;&#x6027;&#xFF0C;&#x53EF;&#x4EE5;&#x5EFA;&#x7ACB;&#x5217;&#x5F0F;&#x5E03;&#x5C40;&#xFF0C;&#x5C06;&#x5E03;&#x5C40;&#x7684;&#x4E00;&#x90E8;&#x5206;&#x4E0E;&#x53E6;&#x4E00;&#x90E8;&#x5206;&#x91CD;&#x53E0;&#xFF0C;&#x8FD8;&#x53EF;&#x4EE5;&#x5B8C;&#x6210;&#x591A;&#x5E74;&#x6765;&#x901A;&#x5E38;&#x9700;&#x8981;&#x4F7F;&#x7528;&#x591A;&#x4E2A;&#x8868;&#x683C;&#x624D;&#x80FD;&#x5B8C;&#x6210;&#x7684;&#x4EFB;&#x52A1;&#x3002;</li>
<li>&#x5B9A;&#x4F4D;&#x7684;&#x57FA;&#x672C;&#x601D;&#x60F3;&#x5F88;&#x7B80;&#x5355;&#xFF0C;&#x5B83;&#x5141;&#x8BB8;&#x4F60;&#x5B9A;&#x4E49;&#x5143;&#x7D20;&#x6846;&#x76F8;&#x5BF9;&#x4E8E;&#x5176;&#x6B63;&#x5E38;&#x4F4D;&#x7F6E;&#x5E94;&#x8BE5;&#x51FA;&#x73B0;&#x7684;&#x4F4D;&#x7F6E;&#xFF0C;&#x6216;&#x8005;&#x76F8;&#x5BF9;&#x4E8E;&#x7236;&#x5143;&#x7D20;&#x3001;&#x53E6;&#x4E00;&#x4E2A;&#x5143;&#x7D20;&#x751A;&#x81F3;&#x6D4F;&#x89C8;&#x5668;&#x7A97;&#x53E3;&#x672C;&#x8EAB;&#x7684;&#x4F4D;&#x7F6E;&#x3002;&#x663E;&#x7136;&#xFF0C;&#x8FD9;&#x4E2A;&#x529F;&#x80FD;&#x975E;&#x5E38;&#x5F3A;&#x5927;&#xFF0C;&#x4E5F;&#x5F88;&#x8BA9;&#x4EBA;&#x5403;&#x60CA;&#x3002;&#x8981;&#x77E5;&#x9053;&#xFF0C;&#x7528;&#x6237;&#x4EE3;&#x7406;&#x5BF9; CSS2 &#x4E2D;&#x5B9A;&#x4F4D;&#x7684;&#x652F;&#x6301;&#x8FDC;&#x80DC;&#x4E8E;&#x5BF9;&#x5176;&#x5B83;&#x65B9;&#x9762;&#x7684;&#x652F;&#x6301;&#xFF0C;&#x5BF9;&#x6B64;&#x4E0D;&#x5E94;&#x611F;&#x5230;&#x5947;&#x602A;&#x3002;</li>
<li>&#x53E6;&#x4E00;&#x65B9;&#x9762;&#xFF0C;CSS1 &#x4E2D;&#x9996;&#x6B21;&#x63D0;&#x51FA;&#x4E86;&#x6D6E;&#x52A8;&#xFF0C;&#x5B83;&#x4EE5; Netscape &#x5728; Web &#x53D1;&#x5C55;&#x521D;&#x671F;&#x589E;&#x52A0;&#x7684;&#x4E00;&#x4E2A;&#x529F;&#x80FD;&#x4E3A;&#x57FA;&#x7840;&#x3002;&#x6D6E;&#x52A8;&#x4E0D;&#x5B8C;&#x5168;&#x662F;&#x5B9A;&#x4F4D;&#xFF0C;&#x4E0D;&#x8FC7;&#xFF0C;&#x5B83;&#x5F53;&#x7136;&#x4E5F;&#x4E0D;&#x662F;&#x6B63;&#x5E38;&#x6D41;&#x5E03;&#x5C40;&#x3002;&#x6211;&#x4EEC;&#x4F1A;&#x5728;&#x540E;&#x9762;&#x7684;&#x7AE0;&#x8282;&#x4E2D;&#x660E;&#x786E;&#x6D6E;&#x52A8;&#x7684;&#x542B;&#x4E49;&#x3002;</li>
</ul>
</blockquote>
<table>
<thead>
<tr>
<th style="text-align:left">&#x503C;</th>
<th style="text-align:left">&#x63CF;&#x8FF0;</th>
</tr>
</thead>
<tbody>
<tr>
<td style="text-align:left">static</td>
<td style="text-align:left">&#x5143;&#x7D20;&#x6846;&#x6B63;&#x5E38;&#x751F;&#x6210;&#x3002;&#x5757;&#x7EA7;&#x5143;&#x7D20;&#x751F;&#x6210;&#x4E00;&#x4E2A;&#x77E9;&#x5F62;&#x6846;&#xFF0C;&#x4F5C;&#x4E3A;&#x6587;&#x6863;&#x6D41;&#x7684;&#x4E00;&#x90E8;&#x5206;&#xFF0C;&#x884C;&#x5185;&#x5143;&#x7D20;&#x5219;&#x4F1A;&#x521B;&#x5EFA;&#x4E00;&#x4E2A;&#x6216;&#x591A;&#x4E2A;&#x884C;&#x6846;&#xFF0C;&#x7F6E;&#x4E8E;&#x5176;&#x7236;&#x5143;&#x7D20;&#x4E2D;&#x3002;</td>
</tr>
<tr>
<td style="text-align:left">relative</td>
<td style="text-align:left">&#x5143;&#x7D20;&#x6846;&#x504F;&#x79FB;&#x67D0;&#x4E2A;&#x8DDD;&#x79BB;&#x3002;&#x5143;&#x7D20;&#x4ECD;&#x4FDD;&#x6301;&#x5176;&#x672A;&#x5B9A;&#x4F4D;&#x524D;&#x7684;&#x5F62;&#x72B6;&#xFF0C;&#x5B83;&#x539F;&#x672C;&#x6240;&#x5360;&#x7684;&#x7A7A;&#x95F4;&#x4ECD;&#x4FDD;&#x7559;&#x3002;</td>
</tr>
<tr>
<td style="text-align:left">absolute</td>
<td style="text-align:left">&#x5143;&#x7D20;&#x6846;&#x4ECE;&#x6587;&#x6863;&#x6D41;&#x5B8C;&#x5168;&#x5220;&#x9664;&#xFF0C;&#x5E76;&#x76F8;&#x5BF9;&#x4E8E;&#x5176;&#x5305;&#x542B;&#x5757;&#x5B9A;&#x4F4D;&#x3002;&#x5305;&#x542B;&#x5757;&#x53EF;&#x80FD;&#x662F;&#x6587;&#x6863;&#x4E2D;&#x7684;&#x53E6;&#x4E00;&#x4E2A;&#x5143;&#x7D20;&#x6216;&#x8005;&#x662F;&#x521D;&#x59CB;&#x5305;&#x542B;&#x5757;&#x3002;&#x5143;&#x7D20;&#x539F;&#x5148;&#x5728;&#x6B63;&#x5E38;&#x6587;&#x6863;&#x6D41;<br>&#x4E2D;&#x6240;&#x5360;&#x7684;&#x7A7A;&#x95F4;&#x4F1A;&#x5173;&#x95ED;&#xFF0C;&#x5C31;&#x597D;&#x50CF;&#x5143;&#x7D20;&#x539F;&#x6765;&#x4E0D;&#x5B58;&#x5728;&#x4E00;&#x6837;&#x3002;&#x5143;&#x7D20;&#x5B9A;&#x4F4D;&#x540E;&#x751F;&#x6210;&#x4E00;&#x4E2A;&#x5757;&#x7EA7;&#x6846;&#xFF0C;&#x800C;&#x4E0D;&#x8BBA;&#x539F;&#x6765;&#x5B83;&#x5728;&#x6B63;&#x5E38;&#x6D41;&#x4E2D;&#x751F;&#x6210;&#x4F55;&#x79CD;&#x7C7B;&#x578B;&#x7684;&#x6846;&#x3002;</td>
</tr>
<tr>
<td style="text-align:left">fixed</td>
<td style="text-align:left">&#x5143;&#x7D20;&#x6846;&#x7684;&#x8868;&#x73B0;&#x7C7B;&#x4F3C;&#x4E8E;&#x5C06; position &#x8BBE;&#x7F6E;&#x4E3A; absolute&#xFF0C;&#x4E0D;&#x8FC7;&#x5176;&#x5305;&#x542B;&#x5757;&#x662F;&#x89C6;&#x7A97;&#x672C;&#x8EAB;&#x3002;</td>
</tr>
</tbody>
</table>
<ul>
<li><p>CSS &#x76F8;&#x5BF9;&#x5B9A;&#x4F4D;   </p>
<blockquote>
<p>&#x76F8;&#x5BF9;&#x5B9A;&#x4F4D;&#x662F;&#x4E00;&#x4E2A;&#x975E;&#x5E38;&#x5BB9;&#x6613;&#x638C;&#x63E1;&#x7684;&#x6982;&#x5FF5;&#x3002;&#x5982;&#x679C;&#x5BF9;&#x4E00;&#x4E2A;&#x5143;&#x7D20;&#x8FDB;&#x884C;&#x76F8;&#x5BF9;&#x5B9A;&#x4F4D;&#xFF0C;&#x5B83;&#x5C06;&#x51FA;&#x73B0;&#x5728;&#x5B83;&#x6240;&#x5728;&#x7684;&#x4F4D;&#x7F6E;&#x4E0A;&#x3002;&#x7136;&#x540E;&#xFF0C;&#x53EF;&#x4EE5;&#x901A;&#x8FC7;&#x8BBE;&#x7F6E;&#x5782;&#x76F4;&#x6216;&#x6C34;&#x5E73;&#x4F4D;&#x7F6E;&#xFF0C;&#x8BA9;&#x8FD9;&#x4E2A;&#x5143;&#x7D20;&#x201C;&#x76F8;&#x5BF9;&#x4E8E;&#x201D;&#x5B83;&#x7684;&#x8D77;&#x70B9;&#x8FDB;&#x884C;&#x79FB;&#x52A8;&#x3002;</p>
<pre><code class="lang-html">&#x793A;&#x4F8B;&#xFF1A;
&#x5982;&#x679C;&#x5C06; top &#x8BBE;&#x7F6E;&#x4E3A; 20px&#xFF0C;&#x90A3;&#x4E48;&#x6846;&#x5C06;&#x5728;&#x539F;&#x4F4D;&#x7F6E;&#x9876;&#x90E8;&#x4E0B;&#x9762; 20 &#x50CF;&#x7D20;&#x7684;&#x5730;&#x65B9;&#x3002;&#x5982;&#x679C; left &#x8BBE;&#x7F6E;&#x4E3A; 30 &#x50CF;&#x7D20;&#xFF0C;&#x90A3;&#x4E48;&#x4F1A;&#x5728;&#x5143;&#x7D20;&#x5DE6;&#x8FB9;&#x521B;&#x5EFA; 30 &#x50CF;&#x7D20;&#x7684;&#x7A7A;&#x95F4;&#xFF0C;&#x4E5F;&#x5C31;&#x662F;&#x5C06;&#x5143;&#x7D20;&#x5411;&#x53F3;&#x79FB;&#x52A8;&#x3002;
#box_relative {
position: relative;
left: 30px;
top: 20px;
}
</code></pre>
</blockquote>
</li>
<li><p>CSS &#x7EDD;&#x5BF9;&#x5B9A;&#x4F4D;</p>
<ul>
<li>&#x8BBE;&#x7F6E;&#x4E3A;&#x7EDD;&#x5BF9;&#x5B9A;&#x4F4D;&#x7684;&#x5143;&#x7D20;&#x6846;&#x4ECE;&#x6587;&#x6863;&#x6D41;&#x5B8C;&#x5168;&#x5220;&#x9664;&#xFF0C;&#x5E76;&#x76F8;&#x5BF9;&#x4E8E;&#x5176;&#x5305;&#x542B;&#x5757;&#x5B9A;&#x4F4D;&#xFF0C;&#x5305;&#x542B;&#x5757;&#x53EF;&#x80FD;&#x662F;&#x6587;&#x6863;&#x4E2D;&#x7684;&#x53E6;&#x4E00;&#x4E2A;&#x5143;&#x7D20;&#x6216;&#x8005;&#x662F;&#x521D;&#x59CB;&#x5305;&#x542B;&#x5757;&#x3002;&#x5143;&#x7D20;&#x539F;&#x5148;&#x5728;&#x6B63;&#x5E38;&#x6587;&#x6863;&#x6D41;&#x4E2D;&#x6240;&#x5360;&#x7684;&#x7A7A;&#x95F4;&#x4F1A;&#x5173;&#x95ED;&#xFF0C;&#x5C31;&#x597D;&#x50CF;&#x8BE5;&#x5143;&#x7D20;&#x539F;&#x6765;&#x4E0D;&#x5B58;&#x5728;&#x4E00;&#x6837;&#x3002;&#x5143;&#x7D20;&#x5B9A;&#x4F4D;&#x540E;&#x751F;&#x6210;&#x4E00;&#x4E2A;&#x5757;&#x7EA7;&#x6846;&#xFF0C;&#x800C;&#x4E0D;&#x8BBA;&#x539F;&#x6765;&#x5B83;&#x5728;&#x6B63;&#x5E38;&#x6D41;&#x4E2D;&#x751F;&#x6210;&#x4F55;&#x79CD;&#x7C7B;&#x578B;&#x7684;&#x6846;&#x3002;<blockquote>
<p>&#x7EDD;&#x5BF9;&#x5B9A;&#x4F4D;&#x4F7F;&#x5143;&#x7D20;&#x7684;&#x4F4D;&#x7F6E;&#x4E0E;&#x6587;&#x6863;&#x6D41;&#x65E0;&#x5173;&#xFF0C;&#x56E0;&#x6B64;&#x4E0D;&#x5360;&#x636E;&#x7A7A;&#x95F4;&#x3002;&#x8FD9;&#x4E00;&#x70B9;&#x4E0E;&#x76F8;&#x5BF9;&#x5B9A;&#x4F4D;&#x4E0D;&#x540C;&#xFF0C;&#x76F8;&#x5BF9;&#x5B9A;&#x4F4D;&#x5B9E;&#x9645;&#x4E0A;&#x88AB;&#x770B;&#x4F5C;&#x666E;&#x901A;&#x6D41;&#x5B9A;&#x4F4D;&#x6A21;&#x578B;&#x7684;&#x4E00;&#x90E8;&#x5206;&#xFF0C;&#x56E0;&#x4E3A;&#x5143;&#x7D20;&#x7684;&#x4F4D;&#x7F6E;&#x76F8;&#x5BF9;&#x4E8E;&#x5B83;&#x5728;&#x666E;&#x901A;&#x6D41;&#x4E2D;&#x7684;&#x4F4D;&#x7F6E;&#x3002;</p>
<pre><code class="lang-html">&#x793A;&#x4F8B;&#xFF1A;
&#x666E;&#x901A;&#x6D41;&#x4E2D;&#x5176;&#x5B83;&#x5143;&#x7D20;&#x7684;&#x5E03;&#x5C40;&#x5C31;&#x50CF;&#x7EDD;&#x5BF9;&#x5B9A;&#x4F4D;&#x7684;&#x5143;&#x7D20;&#x4E0D;&#x5B58;&#x5728;&#x4E00;&#x6837;&#xFF1A;
#box_relative {
position: absolute;
left: 30px;
top: 20px;
}
</code></pre>
</blockquote>
</li>
</ul>
</li>
</ul>
<h3 id="&#x56FA;&#x5B9A;&#x5B9A;&#x4F4D;&#xFF08;fixed&#xFF09;">&#x56FA;&#x5B9A;&#x5B9A;&#x4F4D;&#xFF08;fixed&#xFF09;</h3>
<ol>
<li>&#x7279;&#x6B8A;&#x7248;&#x7684;&#x7EDD;&#x5BF9;&#x5B9A;&#x4F4D;&#xFF0C;&#x53EA;&#x8BA4;&#x51C6;&#x7A97;&#x4F53;&#x7684;&#x5DE6;&#x4E0A;&#x89D2;&#xFF0C;&#x56FA;&#x5B9A;&#x5728;&#x6240;&#x8BBE;&#x7F6E;&#x7684;&#x4F4D;&#x7F6E;&#xFF0C;&#x4F1A;&#x968F;&#x7740;&#x7A97;&#x4F53;&#x6EDA;&#x52A8;&#x800C;&#x4E00;&#x8D77;&#x6EDA;&#x52A8;&#xFF0C;&#x4FDD;&#x8BC1;&#x76F8;&#x5BF9;&#x4E8E;&#x7A97;&#x4F53;&#x7684;&#x4F4D;&#x7F6E;&#x4E0D;&#x53D8;</li>
<li>&#x5176;&#x4F59;&#x7279;&#x6027;&#x8DDF;&#x51B3;&#x5B9A;&#x5B9A;&#x4F4D;&#x662F;&#x4E00;&#x6837;&#x7684;&#x3002;</li>
</ol>
<pre><code class="lang-html"><span class="hljs-tag">&lt;<span class="hljs-title">style</span> <span class="hljs-attribute">type</span>=<span class="hljs-value">&quot;text/css&quot;</span>&gt;</span><span class="css">
    <span class="hljs-class">.small_ad</span><span class="hljs-rules">{
        <span class="hljs-rule"><span class="hljs-attribute">width</span>:<span class="hljs-value"> <span class="hljs-number">300px</span></span></span>;
        <span class="hljs-rule"><span class="hljs-attribute">height</span>:<span class="hljs-value"> <span class="hljs-number">200px</span></span></span>;
        <span class="hljs-rule"><span class="hljs-attribute">border</span>:<span class="hljs-value"> <span class="hljs-number">1px</span> solid greenyellow</span></span>;
        <span class="hljs-rule"><span class="hljs-attribute">position</span>:<span class="hljs-value"> fixed</span></span>;
        <span class="hljs-rule"><span class="hljs-attribute">right</span>:<span class="hljs-value"> <span class="hljs-number">0</span></span></span>;
        <span class="hljs-rule"><span class="hljs-attribute">bottom</span>:<span class="hljs-value"> <span class="hljs-number">0</span></span></span>;
    }</span>
    <span class="hljs-tag">body</span><span class="hljs-rules">{
        <span class="hljs-rule"><span class="hljs-attribute">height</span>:<span class="hljs-value"> <span class="hljs-number">10000px</span></span></span>;
    }</span>
</span><span class="hljs-tag">&lt;/<span class="hljs-title">style</span>&gt;</span>

<span class="hljs-tag">&lt;<span class="hljs-title">div</span> <span class="hljs-attribute">class</span>=<span class="hljs-value">&quot;small_ad&quot;</span>&gt;</span>
    &#x7EFF;&#x4E86;&#x7EFF;&#x4E86;&#xFF0C;&#x4EBA;&#x751F;&#x603B;&#x9700;&#x8981;&#x9009;&#x62E9;&#x539F;&#x8C05;&#x67D0;&#x4E9B;&#x4EBA;
<span class="hljs-tag">&lt;/<span class="hljs-title">div</span>&gt;</span>
</code></pre>

                    
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require(["gitbook"], function(gitbook) {
    var config = {"expandable-chapters-small":{},"highlight":{},"search":{"maxIndexSize":1000000},"sharing":{"facebook":true,"twitter":true,"google":false,"weibo":false,"instapaper":false,"vk":false,"all":["facebook","google","twitter","weibo","instapaper"]},"fontsettings":{"theme":"white","family":"sans","size":2},"livereload":{}};
    gitbook.start(config);
});
</script>

        
    </body>
    
</html>
